/****************************************************
 * INTS - Test Integer Variables and Function Calls */
 
//Specify System Header using -H option
#include <screen.h02>
#include <stddef.h02>
#include <stdlib.h02>
#include <intlib.h02>
#include <stdio.h02>
#include <stdiox.h02>
#include <string.h02>
#include <test.h02>

char size;
char s[128]; //Test String

char cval,cnum,ctot;  //Character Function Variables
int ivar,ival;        //Integer Variables
int icmp,itot,ires;   //Function Variables
int less, more;       //Test Values for imin() and imax()

int yx, dd; //Function Arguments and Variables

void cpival(icmp) {
  if (>ival <> >icmp or <ival <> <icmp) {
    putwrd(ival); puts("<>"); putwrd(icmp);
    failln();
    goto exit;
  }
}

/* Test imin() and imax() */
void minmax() {
  newlin();
  puts("LESS=$"); putwrd(less); puts(",MORE=$"); putwrd(more); newlin();
  puts(" IMIN()=$"); setsrc(less); 
  ival = imin(more); putwrd(ival); newlin();
  cpival(less);
  puts(" IMAX()=$"); setsrc(less); 
  ival = imax(more); putwrd(ival); newlin();
  cpival(more);
}

/* Test cvibcd() and upbcdi() */
void intbcd(ival) {
  newlin(); puts("CVIBCD($"); putwrd(ival); puts(")=$"); 
  cvibcd(ival); puthex(temp2); puthex(temp1); puthex(temp0);
}

/* Test itoa() and atoi() */
void itaati(ivar) {
  newlin();
  puts("ITOA($"); putwrd(ivar); puts(")=\"");
  setdst(s); size = itoa(ivar); puts(s); putln("\"");
  puts("ATOI(\""); puts(s); puts("\")=$");
  ival = atoi(s); putwrd(ival); newlin();
  cpival(ivar);
}

/* Test iadd() and isub() */
//**needs iaddc() 
void addsub(ivar) {
  newlin();
  putint(ival); putc('+'); putint(ivar); putc('=');
  setsrc(ival); ctot, itot = iadd(ivar); 
  putint(itot); puts(" carry=$"); puthex(ctot); newlin();
  putint(itot); putc('-'); putint(ivar); putc('=');
  setsrc(itot); ires = isub(ivar);
  putint(itot); puts(" carry=$"); puthex(ctot); newlin();
  cpival(ires);
}

/* Test imult() and idiv() */
void mltdiv(ivar) {
  newlin();
  putint(ival); putc('*'); putint(ivar); putc('=');
  setdst(ival); cval,itot = imult(ivar); putint(itot); 
  if (cval) puts(" OVERFLOW!"); newlin();
  putint(itot); putc('/'); putint(ivar); putc('=');
  setdst(itot); ires = idiv(ivar); putint(ires); newlin();
  cpival(ires);
  ival>>; setsrc(ival); cval,itot = iadd(itot); 
  if (cval) return; //Number to Large to Modulo
  putint(itot); putc('%'); putint(ivar); putc('=');
  setdst(itot); ires = imod(ivar); putint(ires); newlin();
  cpival(ires);
}

void prshft() {
  puts(); putc('('); putdec(cval); puts(",%"); 
  cnum = >ivar; putbin(cnum); putspc();
  cnum = <ivar; putbin(cnum); puts(")=");
}

void prctot() {putc('%'); putbin(ctot); putspc();}

void pritot() {
  putc('%'); cnum = >itot; putbin(cnum); 
  putspc(); cnum = <itot; putbin(cnum); putspc();
}

/* Test ishftl() and ishiftr() */
void shftlr(cval, ivar) {
  newlin();
  ival = ivar; for (cnum = 0; cnum < cval; cnum++) ival<<; prshft("ISHFTL"); 
  ctot, itot = ishftl(cval, ivar); prctot(); pritot(); newlin();
  cpival(itot);
  ival = ivar; for (cnum = 0; cnum < cval; cnum++) ival>>; prshft("ISHFTR");
  ctot, itot = ishftr(cval, ivar); pritot(); prctot(); newlin();
  cpival(itot);
}


main:

less = $009A; more = $00DE; minmax();
less = $789A; more = $78DE; minmax();
less = $7800; more = $BC00; minmax();
less = $789A; more = $BCDE; minmax();
less = $F18F; more = $F18F; minmax();
anykey();

itaati(&0);
itaati(&234);
itaati(&256);
itaati(&456);
itaati(&23456);
itaati(&$FFFF);
anykey();

ival = &23; addsub(&34);
ival = &1234; addsub(&5678); 
ival = &23456; addsub(&34567); 
ival = &$7700; addsub(&$6600); 
ival = &$7FFF; addsub(&$8000); 
ival = &$FDEC; addsub(&$CDEF); 
anykey();

ival = &23; mltdiv(&34);
ival = &123; mltdiv(&234);
ival = &255; mltdiv(&257); 
anykey();

shftlr(0,&$AA55);
shftlr(1,&$A55A);
shftlr(2,&$F00F);
shftlr(3,&$0FF0);
shftlr(4,&$AA55);
shftlr(7,&$A55A);
anykey();
shftlr(8,&$AA55);
shftlr(9,&$A55A);
shftlr(11,&$0FF0);
shftlr(12,&$AA55);
shftlr(15,&$A55A);
shftlr(16,&$F00F);


goto exit;